qpaintengine_preview.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2015 The Qt Company Ltd.-
4** Contact: http://www.qt.io/licensing/-
5**-
6** This file is part of the QtGui module of the Qt Toolkit.-
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30** $QT_END_LICENSE$-
31**-
32****************************************************************************/-
33-
34#include <private/qpaintengine_preview_p.h>-
35#include <private/qpainter_p.h>-
36#include <private/qpaintengine_p.h>-
37#include <private/qpicture_p.h>-
38-
39#include <QtPrintSupport/qprintengine.h>-
40#include <QtGui/qpainter.h>-
41#include <QtGui/qpicture.h>-
42-
43#ifndef QT_NO_PRINTPREVIEWWIDGET-
44QT_BEGIN_NAMESPACE-
45-
46class QPreviewPaintEnginePrivate : public QPaintEnginePrivate-
47{-
48 Q_DECLARE_PUBLIC(QPreviewPaintEngine)-
49public:-
50 QPreviewPaintEnginePrivate() : state(QPrinter::Idle) {}
executed 1 time by 1 test: end of block
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  • tst_QPrinter
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51 ~QPreviewPaintEnginePrivate() {}-
52-
53 QList<const QPicture *> pages;-
54 QPaintEngine *engine;-
55 QPainter *painter;-
56 QPrinter::PrinterState state;-
57-
58 QPaintEngine *proxy_paint_engine;-
59 QPrintEngine *proxy_print_engine;-
60};-
61-
62-
63QPreviewPaintEngine::QPreviewPaintEngine()-
64 : QPaintEngine(*(new QPreviewPaintEnginePrivate), PaintEngineFeatures(AllFeatures & ~ObjectBoundingModeGradients))-
65{-
66 Q_D(QPreviewPaintEngine);-
67 d->proxy_print_engine = 0;-
68 d->proxy_paint_engine = 0;-
69}
executed 1 time by 1 test: end of block
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  • tst_QPrinter
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70-
71QPreviewPaintEngine::~QPreviewPaintEngine()-
72{-
73 Q_D(QPreviewPaintEngine);-
74-
75 qDeleteAll(d->pages);-
76}
executed 1 time by 1 test: end of block
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  • tst_QPrinter
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77-
78bool QPreviewPaintEngine::begin(QPaintDevice *)-
79{-
80 Q_D(QPreviewPaintEngine);-
81-
82 qDeleteAll(d->pages);-
83 d->pages.clear();-
84-
85 QPicture *page = new QPicture;-
86 page->d_func()->in_memory_only = true;-
87 d->painter = new QPainter(page);-
88 d->engine = d->painter->paintEngine();-
89 *d->painter->d_func()->state = *painter()->d_func()->state;-
90 d->pages.append(page);-
91 d->state = QPrinter::Active;-
92 return true;
executed 1 time by 1 test: return true;
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93}-
94-
95bool QPreviewPaintEngine::end()-
96{-
97 Q_D(QPreviewPaintEngine);-
98-
99 delete d->painter;-
100 d->painter = 0;-
101 d->engine = 0;-
102 d->state = QPrinter::Idle;-
103 return true;
executed 1 time by 1 test: return true;
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104}-
105-
106void QPreviewPaintEngine::updateState(const QPaintEngineState &state)-
107{-
108 Q_D(QPreviewPaintEngine);-
109 d->engine->updateState(state);-
110}
executed 8 times by 1 test: end of block
Executed by:
  • tst_QPrinter
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111-
112void QPreviewPaintEngine::drawPath(const QPainterPath &path)-
113{-
114 Q_D(QPreviewPaintEngine);-
115 d->engine->drawPath(path);-
116}
executed 4 times by 1 test: end of block
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  • tst_QPrinter
4
117-
118void QPreviewPaintEngine::drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode)-
119{-
120 Q_D(QPreviewPaintEngine);-
121 d->engine->drawPolygon(points, pointCount, mode);-
122}
never executed: end of block
0
123-
124void QPreviewPaintEngine::drawTextItem(const QPointF &p, const QTextItem &textItem)-
125{-
126 Q_D(QPreviewPaintEngine);-
127 d->engine->drawTextItem(p, textItem);-
128}
executed 4 times by 1 test: end of block
Executed by:
  • tst_QPrinter
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129-
130void QPreviewPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr)-
131{-
132 Q_D(QPreviewPaintEngine);-
133 d->engine->drawPixmap(r, pm, sr);-
134}
never executed: end of block
0
135-
136void QPreviewPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pm, const QPointF &p)-
137{-
138 Q_D(QPreviewPaintEngine);-
139 d->engine->drawTiledPixmap(r, pm, p);-
140}
never executed: end of block
0
141-
142bool QPreviewPaintEngine::newPage()-
143{-
144 Q_D(QPreviewPaintEngine);-
145-
146 QPicture *page = new QPicture;-
147 page->d_func()->in_memory_only = true;-
148 QPainter *tmp_painter = new QPainter(page);-
149 QPaintEngine *tmp_engine = tmp_painter->paintEngine();-
150-
151 // copy the painter state from the original painter-
152 Q_ASSERT(painter()->d_func()->state && tmp_painter->d_func()->state);-
153 *tmp_painter->d_func()->state = *painter()->d_func()->state;-
154-
155 // composition modes aren't supported on a QPrinter and yields a-
156 // warning, so ignore it for now-
157 tmp_engine->setDirty(DirtyFlags(AllDirty & ~DirtyCompositionMode));-
158 tmp_engine->syncState();-
159-
160 delete d->painter;-
161 d->painter = tmp_painter;-
162 d->pages.append(page);-
163 d->engine = tmp_engine;-
164 return true;
executed 3 times by 1 test: return true;
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  • tst_QPrinter
3
165}-
166-
167bool QPreviewPaintEngine::abort()-
168{-
169 Q_D(QPreviewPaintEngine);-
170 end();-
171 qDeleteAll(d->pages);-
172 d->state = QPrinter::Aborted;-
173-
174 return true;
never executed: return true;
0
175}-
176-
177QList<const QPicture *> QPreviewPaintEngine::pages()-
178{-
179 Q_D(QPreviewPaintEngine);-
180 return d->pages;
executed 1 time by 1 test: return d->pages;
Executed by:
  • tst_QPrinter
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181}-
182-
183void QPreviewPaintEngine::setProxyEngines(QPrintEngine *printEngine, QPaintEngine *paintEngine)-
184{-
185 Q_D(QPreviewPaintEngine);-
186 d->proxy_print_engine = printEngine;-
187 d->proxy_paint_engine = paintEngine;-
188}
executed 1 time by 1 test: end of block
Executed by:
  • tst_QPrinter
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189-
190void QPreviewPaintEngine::setProperty(PrintEnginePropertyKey key, const QVariant &value)-
191{-
192 Q_D(QPreviewPaintEngine);-
193 d->proxy_print_engine->setProperty(key, value);-
194}
never executed: end of block
0
195-
196QVariant QPreviewPaintEngine::property(PrintEnginePropertyKey key) const-
197{-
198 Q_D(const QPreviewPaintEngine);-
199 return d->proxy_print_engine->property(key);
executed 8 times by 1 test: return d->proxy_print_engine->property(key);
Executed by:
  • tst_QPrinter
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200}-
201-
202int QPreviewPaintEngine::metric(QPaintDevice::PaintDeviceMetric id) const-
203{-
204 Q_D(const QPreviewPaintEngine);-
205 return d->proxy_print_engine->metric(id);
executed 3 times by 1 test: return d->proxy_print_engine->metric(id);
Executed by:
  • tst_QPrinter
3
206}-
207-
208QPrinter::PrinterState QPreviewPaintEngine::printerState() const-
209{-
210 Q_D(const QPreviewPaintEngine);-
211 return d->state;
executed 3 times by 1 test: return d->state;
Executed by:
  • tst_QPrinter
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212}-
213-
214QT_END_NAMESPACE-
215-
216#endif-
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